Retail & E-Commerce | React.JS / React Native Developer

Company Description At Devoteam, we believe that technology with strong human values can actively drive change for the better. Discover how Tech for People unlocks the future, creating a positive impact on the people and the world around us. We are a global leading player in Digital Transformation for leading organisations across EMEA, with a revenue of €1B. We believe in transforming technology to create value for our clients, partners and employees in a world where technology is developed for people. We are proud of the culture we have built together. We are proud of our people at the service of technology. We are proud of our diverse environment. Because we are #TechforPeople. Join our multidisciplinary team of Cloud experts, Designers, Business consultants, Security experts, Engineers, Developers and other extraordinary talents, spread across more than 20 EMEA countries. Become one of our +10.000 tech and business leaders on cloud, data and cyber security. Let’s fuse creativity with technology together and build innovative solutions that actively change things for the better. Job Description Develop and maintain responsive web applications using React.JS with a focus on performance optimization and clean code practices Build and deploy mobile applications using React Native for iOS and Android platforms Design and implement reusable component libraries and establish best practices for component-based architecture Integrate RESTful APIs and manage application state using modern state management solutions (Redux, Context API, or similar) Collaborate with UI/UX designers and product managers to translate design specifications into functional, pixel-perfect implementations Conduct code reviews and participate in peer programming sessions to ensure code quality and knowledge sharing Troubleshoot, debug, and optimize applications to ensure smooth performance across different devices and browsers Implement automated testing strategies using testing frameworks such as Jest and React Testing Library Participate in agile ceremonies and contribute to sprint planning, estimation, and retrospectives Stay current with industry trends and emerging technologies in the React ecosystem Qualifications Proven professional experience (3+ years) developing applications with React.JS and React Native Strong proficiency in JavaScript/TypeScript and modern ES6+ syntax Solid understanding of component-based architecture and lifecycle management Experience with state management libraries and patterns (Redux, Context API, Hooks, or equivalent) Demonstrated ability to integrate and consume RESTful APIs Proficiency with version control systems, particularly Git Experience with responsive design principles and cross-browser compatibility Familiarity with development tools and build systems (Webpack, Babel, npm/yarn) Strong problem-solving skills and attention to detail Excellent communication and collaboration abilities Preferred: Experience in e-commerce or retail domain Preferred: Knowledge of performance optimization techniques and profiling tools Preferred: Experience with testing frameworks and test-driven development (TDD) Preferred: Familiarity with Agile/Scrum methodologies Preferred: Understanding of mobile app deployment processes and app store guidelines Additional Information The Devoteam Group works for equal opportunities, promoting its employees based on merit and actively fights against all forms of discrimination. We are convinced that diversity contributes to the creativity, dynamism and excellence of our organization. All of our vacancies are open to people with disabilities. Contract type: Permanent contract